Radio Avalon and Catt's Sunday Jazz Brunch are independently produced by Radio Avalon, L.L.C and broadcast over WZEW, 92.1 FM in Mobile, AL.

The corporation formed in 2002 and is the sole property of Thomas "Catt" Sirten.

On the first Sunday of November in 1984, Catt's Sunday Jazz Brunch debuted at 92.1fm, 92ZEW. On the first Sunday in November, 2008...1226 programs later, the program returned to it's original home.

Catt's Sunday Jazz Brunch is on-air from 8am until 2pm. Radio Avalon is heard from 9pm until midnight, Monday through Friday nights.

In 2011, Radio Avalon, LLC produced approximately 100 live musical events. They included Bayfest's "Radio Avalon Jazz Tent", "The Brown Bag Concert Series", "Live From Avalon", and the "Sunset Concert Series".

Radio Avalon, L.L.C. also produces several live events including the "Brown Bag Concert Series", "Music In The Moonlight", "Big Band Sunday", and the "Avalon Music Festival".